[ADT] Simplify StringSet::contains (NFC) (llvm#157325)

kazutakahirata · web-flow · commit 7ef9530213d6 · 2025-09-07T10:39:46.000-07:00
We can use Base::contains.
diff --git a/llvm/include/llvm/ADT/StringSet.h b/llvm/include/llvm/ADT/StringSet.h
@@ -57,7 +57,7 @@ class StringSet : public StringMap<std::nullopt_t, AllocatorTy> {
   }
 
   /// Check if the set contains the given \c key.
-  bool contains(StringRef key) const { return Base::FindKey(key) != -1; }
+  bool contains(StringRef key) const { return Base::contains(key); }
 };
 
 } // end namespace llvm

Original file line number	Diff line number	Diff line change
`@@ -57,7 +57,7 @@ class StringSet : public StringMap<std::nullopt_t, AllocatorTy> {`
`57`	`57`	`}`
`58`	`58`
`59`	`59`	`/// Check if the set contains the given \c key.`
`60`		`- bool contains(StringRef key) const { return Base::FindKey(key) != -1; }`
	`60`	`+ bool contains(StringRef key) const { return Base::contains(key); }`
`61`	`61`	`};`
`62`	`62`
`63`	`63`	`} // end namespace llvm`